CN215800072U - Composite fiber spinning box - Google Patents
Composite fiber spinning box Download PDFInfo
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- CN215800072U CN215800072U CN202120525500.2U CN202120525500U CN215800072U CN 215800072 U CN215800072 U CN 215800072U CN 202120525500 U CN202120525500 U CN 202120525500U CN 215800072 U CN215800072 U CN 215800072U
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Abstract
The utility model discloses a composite fiber spinning box, which comprises a first spinning box body and a second spinning box body, wherein the upper ends of the first spinning box body and the second spinning box body are respectively provided with 2 melt inlets, the lower ends of the 2 melt inlets are provided with a first metering pump and a second metering pump, the lower ends of the first metering pump and the second metering pump are respectively connected with 2 melt outlets, the 2 melt outlets are connected with a spinneret plate, the first spinning box body, the second spinning box body and the inner parts of the first spinning box body and the second spinning box body are respectively provided with a first heating coil and a second heating coil, annular circulating heat conduction oil pipelines are arranged outside the first spinning box body and the second spinning box body, an oil inlet of the heat conduction oil pipeline is arranged at the upper left end of the first spinning box body, an oil outlet of the heat conduction oil pipeline is arranged at the lower right end of the second spinning box body, and a valve is arranged at the upper end of the oil outlet, and the first spinning box body and the second spinning box body are arranged in the metal shell.
Description
Technical Field
The utility model relates to the technical field of fiber processing, in particular to a composite fiber spinning box.
Background
The process of dissolving fiber-forming polymer in solvent to form solution, or heating and melting fiber-forming polymer slices in a screw extruder to form melt, adding the melt into a spinning machine, quantitatively, continuously and uniformly extruding the spinning solution or melt from fine holes of a spinning nozzle through a metering pump, and finally solidifying the spinning solution or melt in water, coagulating liquid or air to form nascent fiber is fiber forming, also called spinning.
The process of fibrous spinning is realized through the spinning case, spout spinning solution through the spinneret in the spinning case, form the spinning through cooling down again, and composite fiber's production, generally through with two kinds of different components, respectively in screw machine melt extrusion back, add respective spinning case respectively, get into the composite component through the measuring pump, spout composite fiber, however, there is not independent temperature in current composite spinning case, can not realize different components and process under the different temperatures, and there is the in-process of spinning, under the equipment has a power failure suddenly, spinning solution quench, block up spinning pipeline scheduling problem.
In view of the shortcomings of the prior art, a technical solution yet to be solved needs to be provided.
SUMMERY OF THE UTILITY MODEL
Aiming at the technical problems in the related art, the utility model provides a composite fiber spinning box, which realizes the different temperatures of heating melts of two spinning boxes, prepares composite fibers with different components, maintains the constant temperature of the spinning boxes by utilizing a heat conduction oil pipe arranged outside the spinning boxes, prevents heat from dissipating through a heat insulation layer, maintains the stability of a system, is convenient to maintain and can overcome the defects in the prior art.
In order to achieve the technical purpose, the technical scheme adopted by the utility model is as follows:
the composite fiber spinning box comprises a first spinning box body and a second spinning box body, wherein 2 melt inlets are respectively formed in the upper ends of the first spinning box body and the second spinning box body, a first metering pump and a second metering pump are arranged at the lower ends of the 2 melt inlets, 2 melt outlets are respectively connected with the lower ends of the first metering pump and the second metering pump, the 2 melt outlets are connected with a spinneret plate, melts flowing through the metering pumps flow into the spinneret plate through the melt outlets to be mixed, and finally the melts are sprayed out from holes of the spinneret box to be cooled in the air to form raw fibers.
The heating device comprises a first spinning box body, a second spinning box body, a first heating coil, a second heating coil, an annular circulating heat conduction oil pipeline, an oil inlet, an oil outlet and a valve, wherein the first heating coil and the second heating coil are arranged in the first spinning box body and the second spinning box body respectively, the annular circulating heat conduction oil pipeline is arranged outside the first spinning box body and the second spinning box body, the oil inlet of the heat conduction oil pipeline is arranged at the upper left end of the first spinning box body, the oil outlet of the heat conduction oil pipeline is arranged at the lower right end of the second spinning box body, and the upper end of the oil outlet is provided with the valve.
The first spinning manifold and the second spinning manifold are arranged in the metal shell, a heat insulation layer is arranged between the outer side of the heat conduction oil pipe and the metal shell, and the heat insulation layer is formed by vacuum pumping, glass wool and asbestos in a layered pressing mode, so that heat loss is prevented.
Further: the two spinning manifolds are separated into 2 empty spaces through the partition plate to form a first spinning manifold and a second spinning manifold.
Further: the first heating coil and the second heating coil respectively and independently control the temperature of the first spinning manifold and the temperature of the second spinning manifold, so that the temperature difference of the first spinning manifold and the second spinning manifold can be realized, and products with different performances can be prepared.
Further: the heat conduction oil pipeline is heated by the first heating coil and the second heating coil to carry out circulating heating, and the temperature of the spinning box is kept constant.
Further: and a heat insulation layer is arranged between the outer side of the heat conduction oil pipe and the metal shell, and the heat insulation layer is respectively composed of vacuumizing, glass wool and asbestos, so that heat loss is prevented, and the stability of the system is maintained.
The utility model has the beneficial effects that: a composite fiber spinning box is characterized in that a first spinning box body and a second spinning box body are formed by dividing the spinning box into 2 vacant spaces through an isolation plate, a first heating coil and a second heating coil are respectively arranged in the first spinning box body and the second spinning box body, the temperature independence of the two spinning box bodies is realized, the two spinning box bodies are respectively provided with a melt inlet, a metering pump and a melt outlet, and are finally converged on a spinneret plate, and are finally sprayed out from holes of the spinneret plate after being mixed by the spinneret plate to be cooled in air to form raw fibers. And finally, a heat insulation layer is arranged between the outer side of the heat conduction oil pipe and the metal shell of the box body to prevent heat loss and maintain the stability of the system.
Drawings
FIG. 1 is a cross-sectional view of a composite fiber manifold of the present invention;
FIG. 2 is a schematic overall view of a composite fiber manifold of the present invention;
the reference signs are: the device comprises a first spinning box body 1, a second spinning box body 2, a melt inlet 3, a melt inlet 4, a first metering pump 5, a second metering pump 6, a melt outlet 7, a melt outlet 8, a spinneret plate 9, a spinning box 10, an oil inlet 11, an oil outlet 12, a valve 13, a heat insulation layer 14, an isolation plate 15, a first heating coil 16 and a second heating coil 17.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments that can be derived by one of ordinary skill in the art from the embodiments given herein are intended to be within the scope of the present invention.
As shown in the attached drawings, the composite fiber spinning box comprises a first spinning box body 1, a second spinning box body 2, a melt inlet 3, a melt inlet 4, a first metering pump 5, a second metering pump 6, a melt outlet 7, a melt outlet 8, a spinneret plate 9, a spinning box 10, an oil inlet 11, an oil outlet 12, a valve 13, a heat insulation layer 14, a partition plate 15, a first heating coil 16 and a second heating coil 17.
As shown in fig. 1, the composite fiber spinning manifold comprises a first spinning manifold 1 and a second spinning manifold 2, the two spinning manifolds are divided into 2 empty spaces by a partition plate 15 to form the first spinning manifold 1 and the second spinning manifold 2, the upper ends of the first spinning manifold 1 and the second spinning manifold 2 are provided with a melt inlet 3 and a melt inlet 4, the lower ends of the melt inlet 3 and the melt inlet 4 are provided with a first metering pump 5 and a second metering pump 6, the flow rate and the flow velocity of the melt are accurately controlled by the metering pumps, the lower ends of the first metering pump 5 and the second metering pump 6 are connected with a melt outlet 7 and a melt outlet 8, the melt outlet 7 and the melt outlet 8 are connected with a spinneret 9, the melt flowing through the metering pumps flows into the spinneret 9 through the melt outlet 7 and the melt outlet 8 to be mixed, and finally is ejected from holes of the spinneret 10, cooling in air to form the raw fiber. The heating device is characterized in that a first heating coil 16 and a second heating coil 17 are arranged inside the first spinning box body 1 and the second spinning box body 2, an annular circulating heat conduction oil pipeline is arranged outside the first spinning box body 1 and the second spinning box body 2, an oil inlet 11 of the heat conduction oil pipeline is arranged at the upper left end of the first spinning box body 1, an oil outlet 12 of the heat conduction oil pipeline is arranged at the lower right end of the second spinning box body 2, a valve 13 is arranged at the upper end of the oil outlet 12, the first spinning box body 1 and the second spinning box body 2 are arranged in a metal shell, a heat insulation layer is arranged between the outer side of the heat conduction oil pipeline and the metal shell, and the heat insulation layer is formed by vacuum pumping, glass wool and asbestos layered pressing respectively to prevent heat dissipation.
In one embodiment of the utility model: the composite fiber spinning manifold comprises a first spinning manifold 1 and a second spinning manifold 2, and the two spinning manifolds are separated into 2 vacant spaces through a partition plate to form the first spinning manifold 1 and the second spinning manifold 2.
In one embodiment of the utility model: the upper ends of the first spinning manifold 1 and the second spinning manifold 2 are provided with a melt inlet 3 and a melt inlet 4, the lower ends of the melt inlet 3 and the melt inlet 4 are provided with a first metering pump 5 and a second metering pump 6, the flow and the flow rate of the melt can be accurately controlled through the metering pumps, the components of two components of the composite spinning are further controlled, and different types of composite fibers are prepared.
In one embodiment of the utility model: the lower ends of the first metering pump 5 and the second metering pump 6 are connected with a melt outlet 7 and a melt outlet 8, the melt outlet 7 and the melt outlet 8 are connected with a spinneret plate 9, the melt flowing through the metering pumps flows into the spinneret plate 9 through the melt outlet 7 and the melt outlet 8 to be mixed, and finally the melt is ejected from holes of a spinneret box 10 and is cooled in the air to form the crude fiber.
In one embodiment of the utility model: the first spinning beam 1 and the second spinning beam 2 are internally provided with a first heating coil 16 and a second heating coil 17, the first heating coil 16 and the second heating coil 17 can independently heat the first spinning beam 1 and the second spinning beam 2, so that the temperature difference between the first spinning beam 1 and the second spinning beam 2 can be realized, and products with different performances can be further prepared, annular circulating heat conduction oil pipelines are arranged outside the first spinning beam 1 and the second spinning beam 2, an oil inlet 11 of the heat conduction oil pipeline is arranged at the upper left end of the first spinning beam 1, an oil outlet 12 of the heat conduction oil pipeline is arranged at the lower right end of the second spinning beam 2, a valve 13 is arranged at the upper end of the oil outlet 12, the heat conduction oil pipeline is heated under the heating of the first heating coil 16 and the second heating coil 17 for circulating heating, and the temperature of the spinning beams is kept constant, the first spinning manifold 1 and the second spinning manifold 2 are arranged in a metal shell, a heat insulation layer is arranged between the outer side of the heat conduction oil pipe and the metal shell, and the heat insulation layer is respectively composed of vacuumizing, glass wool and asbestos, so that heat loss is prevented, and the stability of the system is maintained.
The working principle is as follows: a composite fiber spinning box is characterized in that the spinning box is divided into 2 vacant spaces through an isolation plate to form a first spinning box body and a second spinning box body, a first heating coil 16 and a second heating coil 17 are respectively arranged in the first spinning box body and the second spinning box body to realize temperature independence of the two spinning box bodies, the two spinning box bodies are respectively provided with a melt inlet, a metering pump and a melt outlet, and are finally converged on a spinneret plate, and are finally mixed by the spinneret plate and then sprayed out from holes of the spinning box to form raw fibers after being cooled in the air, heat conduction oil pipes are arranged outside the two spinning box bodies, the temperature is raised under the heating of the first heating coil 16 and the second heating coil 17 to carry out circulating heating to maintain the temperature of the spinning box constant, and a heat insulation layer is arranged between the outer side of the heat conduction oil pipes and a metal shell of the box bodies to prevent heat dissipation, the stability of the system is maintained.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes, modifications, equivalents, and improvements may be made without departing from the spirit and scope of the utility model.
Claims (3)
1. A composite fiber spinning box is characterized by comprising a first spinning box body and a second spinning box body, wherein the upper ends of the first spinning box body and the second spinning box body are respectively provided with 2 melt inlets, the lower ends of the 2 melt inlets are provided with a first metering pump and a second metering pump, the lower ends of the first metering pump and the second metering pump are respectively connected with 2 melt outlets, the 2 melt outlets are connected with a spinneret plate, the first spinning box body, the second spinning box body and the inner parts of the first spinning box body and the second spinning box body are respectively provided with a first heating coil and a second heating coil, annular circulating heat conduction oil pipelines are arranged outside the first spinning box body and the second spinning box body, an oil inlet of the heat conduction oil pipeline is arranged at the upper left end of the first spinning box body, and an oil outlet of the heat conduction oil pipeline is arranged at the lower right end of the second spinning box body, the upper end of the oil outlet is provided with a valve, the first spinning manifold and the second spinning manifold are arranged in the metal shell, a heat insulation layer is arranged between the outer side of the heat conduction oil pipe and the metal shell, and the heat insulation layer is formed by vacuum pumping, glass wool and asbestos in a layered pressing mode, so that heat loss is prevented.
2. The composite fiber manifold as recited in claim 1, wherein the first and second manifold bodies are formed by dividing the two manifold bodies into 2 empty spaces by a partition plate.
3. The composite fiber manifold as recited in claim 1 wherein the first heating coil and the second heating coil independently control the temperature of the first manifold and the second manifold.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120525500.2U CN215800072U (en) | 2021-03-13 | 2021-03-13 | Composite fiber spinning box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120525500.2U CN215800072U (en) | 2021-03-13 | 2021-03-13 | Composite fiber spinning box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215800072U true CN215800072U (en) | 2022-02-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120525500.2U Active CN215800072U (en) | 2021-03-13 | 2021-03-13 | Composite fiber spinning box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215800072U (en) |
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2021
- 2021-03-13 CN CN202120525500.2U patent/CN215800072U/en active Active
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